an ion with mass no. 56 contain 3 units of positive charge and 30.4%more neutrons than electrons assign the symbol for ion
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Suppose number of electrons in the ion :
No. of neutrons =
No. of electrons in the neutral atom =
No. of protons =
Mass no. = No. of protons + No. of neutrons
Therefore,
No. of protons = Atomic no. =
Hence, the symbol of the ion is :
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